On the surface, the town of Jamtara appeared no different from neighbouring districts. But, if you knew where to look, there were startling differences. In the middle of spartan villages were houses of imposing size and unusual opulence. Millions of Indians knew why this was. They knew, to their cost, where Jamtara was. To them, it was no longer a place; it was a verb. You lived in fear of being “Jamtara-ed”. Over the past 15 years, parts of this sleepy district in the eastern state of Jharkhand had grown fabulously wealthy. This extraordinary feat of rural development was powered...